Error Codes - Dometic NDA1402 Service Manual

11.2 error codes

Error codes are shown flashing, alternated with the message "CALL".
fault detected
Defrost heater for the freezer plate is faulty.
Defrost heater for the fresh food cooling flange is faulty.
Defrost heater for the drain tube/tray heater is faulty.
Fan in the freezer compartment is faulty.
Fan in the fresh food compartment is faulty.
Air temperature sensor in the freezer compartment is faulty.
Air temperature sensor in the fresh food compartment is faulty.
Surface temperature sensor in the freezer compartment is faulty
Surface temperature sensor in the fresh food compartment is faulty.
"Er 11":
The fault is detected as an "open circuit" to the heating
element for defrosting of the freezer plate.
Possible faults:
•
Blown Fuse F4 (7.5 amp).
•
Cable on terminal (J5) on the lower control board
is disconnected.
•
Ground cable to the heating element, terminal
(J1) on the lower control board is loose.
•
Wrong or loose connections in the inter-connec-
tion box inside the freezer compartment.
•
Blown overheating protection fuse in the heating
element (heating element has to be replaced).
•
Broken element (heating element has to be re-
placed).
•
See section 10.5 for testing of the heater.
"Er 12":
The fault is detected as an "open circuit" to the heating
element for defrosting of the fresh food cooling flange.
Possible faults:
•
Blown fuse F6 (7.5 amp).
•
Connector (P5) on the lower control board is dis-
connected.
•
Loose wires in the harness connected to (P5).
•
Wrong or loose connections in the inter-connec-
tion box inside the fresh food compartment.
•
Blown overheating protection fuse in the heating
element (heating element has to be replaced).
•
Broken element (heating element has to be re-
placed)
•
See section 10.6 for testing of the heater.
NEA1402
"Er 13":
The fault is detected as an "open circuit" to the heating
element in the drain tube/tray heater.
Possible faults:
•
Loose wires in the harness connected to (P5) on
the lower control board.
•
Wrong or loose connections in the inter-connec-
tion box inside the freezer compartment.
•
Blown overheating protection fuse in the heating
element (heating element has to be replaced).
•
Broken element (heating element has to be re-
placed)
•
See section 10.7 for testing of the heater.
The fuse F6 also serves this heating element, but if the
fuse is blown "Er 12" will be shown, as it has priority over
"Er 13".
"Er 14":
The fault is detected as an "open circuit" to the fan in the
freezer compartment.
Possible faults:
•
Loose wires in the harness connected to (P5) on
the lower control board.
•
Wrong or loose connections in the inter-connec-
tion box inside the freezer compartment.
•
Wrong polarization at the fan terminal block.
•
Fan motor faulty.
•
See section 5.5 for testing of the fan.
34
message displayed
"Er 11"
"Er 12"
"Er 13"
"Er 14"
"Er 15"
"Er 16"
"Er 17"
"Er 18"
"Er 19"
NDA1402